Black Diamond Notice of Use
Here is a link to the letter from Black Diamond Equipment noting that their products are not supported for use on challenge course/aerial adventure park/zip lines.
https://cdn.shopify.com/s/files/1/0481/6768/2210/files/Black_Diamond_Challenge_Course_Statement_101819_1.pdf?v=1711057484
https://cdn.shopify.com/s/files/1/0481/6768/2210/files/Black_Diamond_Challenge_Course_Statement_101819_1.pdf?v=1711057484